| 1. | 1999 NASA Seal/Secondary Air System Workshop |
| 2. | 600 °C Logic Gates Using Silicon Carbide JFET's |
| 3. | A 3-D Magnetic Analysis of a Linear Alternator for a Stirling Power System |
| 4. | A Comparison of Measured Tone Modes for Two Low Noise Propulsion Fans |
| 5. | A Comparison of Vibration and Oil Debris Gear Damage Detection Methods Applied to Pitting Damage |
| 6. | A Deep Space Power System Option Based on Synergistic Power Conversion Technologies |
| 7. | A High-Efficiency Refractive Secondary Solar Concentrator for High Temperature Solar Thermal Applications |
| 8. | A Hybrid Satellite-Terrestrial Approach to Aeronautical Communication Networks |
| 9. | A K-Band Linear Phased Array Antenna Based On Ba0.60Sr0.40TiO3 Thin Film Phase Shifters |
| 10. | A Method to Further Reduce the Perceived Noise of Low Tip Speed Fans |
| 11. | A New Apparatus to Evaluate Lubricants for Space Applications-The Spiral Orbit Tribometer (SOT) |
| 12. | A New Clinical Instrument for the Early Detection of Cataract Using Dynamic Light Scattering and Corneal Topography |
| 13. | A New Local Debonding Model With Application to the Transverse Tensile and Creep Behavior of Continuously Reinforced Titanium Composites |
| 14. | A New Local Failure Model With Application to the Longitudinal Tensile Behavior of Continuously Reinforced Titanium Composites |
| 15. | A Note on Trapping Moving Vortices |
| 16. | A Numerical Evaluation of Icing Effects on a Natural Laminar Flow Airfoil |
| 17. | A Probabilistic Approach to Aeropropulsion System Assessment |
| 18. | A Simulation Study of Paced TCP |
| 19. | A Study of Influencing Factors on the Tensile Response of a Titanium Matrix Composite With Weak Interfacial Bonding |
| 20. | A Theoretical Model for Thin Film Ferroelectric Coupled Microstripline Phase Shifters |
| 21. | A Unified Wall Boundary Treatment for Viscous and Inviscid Flows in the CE/SE Method |
| 22. | A User's Guide for the Spacecraft Fire Safety Facility |
| 23. | A Validation Summary of the NCC Turbulent Reacting/Non-Reacting Spray Computations |
| 24. | A Very High Order, Adaptable MESA Implementation for Aeroacoustic Computations |
| 25. | A Wideband Satcom Based Avionics Network With CDMA Uplink and TDM Downlink |
| 26. | Acoustic and Aerothermal Performance Test of the Axisymmetric Coannular Ejection Nozzle: Volume II-Acoustic Performance |
| 27. | Acoustics and Thrust of Separate-Flow Exhaust Nozzles With Mixing Devices for High-Bypass-Ratio Engines |
| 28. | Active Combustion Control for Aircraft Gas Turbine Engines |
| 29. | ACTS Ka-Band Earth Stations: Technology, Performance, and Lessons Learned |
| 30. | ACTS-Technology Description and Results |
| 31. | Additional Testing of the DHC-6 Twin Otter Tailplane Iced Airfoil Section in the Ohio State University 7x10 Low Speed Wind Tunnel |
| 32. | Advanced High Temperature Structural Seals |
| 33. | Advanced Propulsion System Studies in High Speed Research |
| 34. | Advanced Subsonic Technology (AST) Separate-Flow High-Bypass Ratio Nozzle Noise Reduction Program Test Report |
| 35. | Advantages of Parallel Processing and the Effects of Communications Time |
| 36. | Aeroacoustic Prediction Codes |
| 37. | Aeroacoustics Computation for Nearly Fully Expanded Supersonic Jets Using the CE/SE Method |
| 38. | Aeronautical Related Applications Using ATN and TCP/IP Research Report |
| 39. | Alloy 10: A 1300 °F Disk Alloy |
| 40. | An Assessment of Gigabit Ethernet Technology and Its Applications at the NASA Glenn Research Center |
| 41. | An Automated Approach to Very High Order Aeroacoustic Computations in Complex Geometries |
| 42. | An Evaluation of an Analytical Simulation of an Airplane With Tailplane Icing by Comparison to Flight Data |
| 43. | An Overview of the NASA Aviation Safety Program Propulsion Health Monitoring Element |
| 44. | Analysis and Optimization of Thin Film Ferroelectric Phase Shifters |
| 45. | Analysis of the Laser Propelled Lightcraft Vehicle |
| 46. | Analysis of the Meteorology Associated With the 1997 NASA Glenn Twin Otter Icing Flights |
| 47. | Analysis of the Meteorology Associated With the 1998 NASA Glenn Twin Otter Icing Flights |
| 48. | Application of Pressure-Sensitive Paint to Ice-Accreted Wind Tunnel Models |
| 49. | Architectural Methodology Report |
| 50. | Assessment of Spectroscopic, Real-Time Ion Thruster Grid Erosion-Rate Measurements |
| 51. | Assessment of the Stirling Power Option for Space Science Applications |
| 52. | Assessments of Low Cycle Fatigue Behavior of Powder Metallurgy Alloy U720 |
| 53. | AST Critical Propulsion and Noise Reduction Technologies for Future Commercial Subsonic Engines Separate-Flow Exhaust System Noise Reduction Concept Evaluation |
| 54. | Augmentation of Stagnation Region Heat Transfer Due to Turbulence From a DLN Can Combustor |
| 55. | Aviation Weather Information Communications Study (AWIN) Phases I and II |
| 56. | Body-Vortex Interaction, Sound Generation and Destructive Interference |
| 57. | Bypass Transitional Flow Calculations Using a Navier-Stokes Solver and Two-Equation Models |
| 58. | Calibration of the NASA Glenn Research Center 10- by 10-ft Supersonic Wind Tunnel (1993 and 1995 Tests) |
| 59. | Cascade Optimization for Aircraft Engines With Regression and Neural Network Analysis-Approximators |
| 60. | Ceramic Matrix Composites (CMC) Life Prediction Method Development |
| 61. | Challenges in Integrating Nondestructive Evaluation and Finite Element Methods for Realistic Structural Analysis |
| 62. | Cleaning of Fire Damaged Watercolor and Textiles Using Atomic Oxygen |
| 63. | Communications System Architecture Development for Air Traffic Management and Aviation Weather Information Dissemination |
| 64. | Comparison of Adsorbed Mercury Screening Method With Cold-Vapor Atomic Absorption Spectrophotometry for Determination of Mercury in Soil |
| 65. | Comparison of Predicted and Measured Turbine Vane Rough Surface Heat Transfer |
| 66. | Computation of an Underexpanded 3-D Rectangular Jet by the CE/SE Method |
| 67. | Computation of Feedback Aeroacoustic System by the CE/SE Method |
| 68. | Computerized Generation and Simulation of Meshing and Contact of New Type of Novikov-Wildhaber Helical Gears |
| 69. | Consideration of Moving Tooth Load in Gear Crack Propagation Predictions |
| 70. | Cooperative Research Projects in the Microgravity Combustion Science Programs Sponsored by NASA and NEDO |
| 71. | Correlation Between Material Properties of Ferroelectric Thin Films and Design Parameters for Microwave Device Applications: Modeling Examples and Experimental Verification |
| 72. | Correlation of EBIC and SWBXT Imaged Defects and Epilayer Growth Pits in 6H-SiC Schottky Diodes |
| 73. | Correlation of Electric Field and Critical Design Parameters for Ferroelectric Tunable Microwave Filters |
| 74. | COSIM-A Finite-Difference Computer Model to Predict Ternary Concentration Profiles Associated With Oxidation and Interdiffusion of Overlay-Coated Substrates |
| 75. | CSTEM User Manual |
| 76. | Current Status of Thin Film (Ba,Sr)TiO3 Tunable Microwave Components for RF Communications |
| 77. | Cyclic Oxidation Testing and Modelling: A NASA Lewis Perspective |
| 78. | Degradation of Continuous Fiber Ceramic Matrix Composites Under Constant-Load Conditions |
| 79. | Demonstration of Cost-Effective, High-Performance Computing at Performance and Reliability Levels Equivalent to a 1994 Vector Supercomputer |
| 80. | Demonstration of the Application of Composite Load Spectra (CLS) and Probabilistic Structural Analysis (PSAM) Codes to SSME Heat Exchanger Turnaround Vane |
| 81. | Design and Operating Characteristics of High-Speed, Small-Bore Cylindrical-Roller Bearings |
| 82. | Design of a K-Band Transmit Phased Array for Low Earth Orbit Satellite Communications |
| 83. | Design, Fabrication and Test of a High Efficiency Refractive Secondary Concentrator for Solar Applications |
| 84. | Design, Fabrication, and Testing of Ceramic Joints for High Temperature SiC/SiC Composites |
| 85. | Detection, Tracking and Analysis of Turbulent Spots and Other Coherent Structures in Unsteady Transition |
| 86. | Developing CORBA-Based Distributed Scientific Applications From Legacy Fortran Programs |
| 87. | Development and Characterization of Laser-Induced Incandescence Towards Nanoparticle (Soot) Detection |
| 88. | Development of a PPT for the EO-1 Spacecraft |
| 89. | Development Status of a Power Processing Unit for Low Power Ion Thrusters |
| 90. | DHC-6 Twin Otter Tailplane Airfoil Section Testing in the Ohio State University 7x10 Wind Tunnel |
| 91. | Directional Solidification of Pure Succinonitrile and a Succinonitrile-Acetone Alloy |
| 92. | Durability Evaluation of a Thin Film Sensor System With Enhanced Lead Wire Attachments on SiC/SiC Ceramic Matrix Composites |
| 93. | Dynamic Capability of an Operating Stirling Convertor |
| 94. | Dynamic Load-Balancing for Distributed Heterogeneous Computing of Parallel CFD Problems |
| 95. | Effect of Air and Vacuum Storage on the Tensile Properties of X-ray Exposed Aluminized-FEP |
| 96. | Effect of Jet Injection Angle and Number of Jets on Mixing and Emissions From a Reacting Crossflow at Atmospheric Pressure |
| 97. | Effect of Roller Profile on Cylindrical Roller Bearing Life Prediction |
| 98. | Effects of G-Jitter on Interfacial Dynamics of Two Miscible Liquids: Application of MIM |
| 99. | Effects of Heating on Teflon FEP Thermal Control Material From the Hubble Space Telescope |
| 100. | Effects of Hole Length, Supply Plenum Geometry, and Freestream Turbulence on Film Cooling Performance |
| 101. | Effects of Interface Coating and Nitride Enhancing Additive on Properties of Hi-Nicalon SiC Fiber Reinforced Reaction-Bonded Silicon Nitride Composites |
| 102. | Effects of Melt Convection and Solid Transport on Macrosegregation and Grain Structure in Equiaxed Al-Cu Alloys |
| 103. | Effects of Space Environment on Flow and Concentration During Directional Solidification |
| 104. | Effects of Thermal and Mechanical Processing on Microstructures and Desired Properties of Particle-Strengthened Cu-Cr-Nb Alloys |
| 105. | Efficiency and Regulation of Commercial Low Power DC/DC Converter Modules at Low Temperatures |
| 106. | Enhanced Discharge Performance in a Ring Cusp Plasma Source |
| 107. | Enhancement of the Probabilistic CEramic Matrix Composite ANalyzer (PCEMCAN) Computer Code |
| 108. | Ensemble Diffraction Measurements of Spray Combustion in a Novel Vitiated Coflow Turbulent Jet Flame Burner |
| 109. | Evaluation of Non-Ozone-Depleting-Chemical Cleaning Methods for Space Mechanisms Using a Vacuum Spiral Orbit Rolling Contact Tribometer |
| 110. | Experimental and Numerical Investigation of Losses in Low-Pressure Turbine Blade Rows |
| 111. | Experimental Heat Transfer and Bulk Air Temperature Measurements for a Multipass Internal Cooling Model With Ribs and Bleed |
| 112. | Experimental Replication of an Aeroengine Combustion Instability |
| 113. | Experimental Results From the Thermal Energy Storage-2 (TES-2) Flight Experiment |
| 114. | Fabrication of Fiber-Reinforced Celsian Matrix Composites |
| 115. | Fatigue Characterization of Alloy 10: A 1300F Disk Alloy for Small Gas Turbine Engines |
| 116. | Flow Quality Studies of the NASA Glenn Research Center Icing Research Tunnel Circuit (1995 Tests) |
| 117. | Flying Qualities Evaluation of a Commuter Aircraft With an Ice Contaminated Tailplane |
| 118. | Freezing Rain as an In-Flight Icing Hazard |
| 119. | Friction and Wear Properties of Selected Solid Lubricating Films: Part 2: Ion-Plated Lead Films |
| 120. | Friction and Wear Properties of Selected Solid Lubricating Films: Part 3: Magnetron-Sputtered and Plasma-Assisted, Chemical-Vapor-Deposited Diamondlike Carbon Films |
| 121. | FTP Extensions for Variable Protocol Specification |
| 122. | Full 3D Analysis of the GE90 Turbofan Primary Flowpath |
| 123. | Fuzzy Current-Mode Control and Stability Analysis |
| 124. | Generalized Wall Function for Complex Turbulent Flows |
| 125. | Hall Effect Thruster Plume Contamination and Erosion Study |
| 126. | Handbook on Face Gear Drives With a Spur Involute Pinion |
| 127. | HBCUs/OMUs Research Conference Agenda and Abstracts |
| 128. | Heat Transfer Measurements and Predictions on a Power Generation Gas Turbine Blade |
| 129. | High Cycle Fatigue Crack Initiation Study of Cast Blade Alloy Rene 125 |
| 130. | High Energy Flywheel Containment Evaluation |
| 131. | High Temperature Tensile Properties of Unidirectional Hi-Nicalon/Celsian Composites In Air |
| 132. | HOTCFGM-2D: A Coupled Higher-Order Theory for Cylindrical Structural Components With Bi-Directionally Graded Microstructures |
| 133. | Ice Accretions and Icing Effects for Modern Airfoils |
| 134. | ICEG2D-An Integrated Software Package for Automated Prediction of Flow Fields for Single-Element Airfoils With Ice Accretion |
| 135. | Implementation of a Compressor Face Boundary Condition Based on Small Disturbances |
| 136. | Implementation of Laminate Theory Into Strain Rate Dependent Micromechanics Analysis of Polymer Matrix Composites |
| 137. | Improving the Aircraft Design Process Using Web-based Modeling and Simulation |
| 138. | Inception of Snapover and Gas Induced Glow Discharges |
| 139. | Influence of Mean-Density Gradient on Small-Scale Turbulence Noise |
| 140. | Influence of Tooth Spacing Error on Gears With and Without Profile Modifications |
| 141. | Infrared Low Temperature Turbine Vane Rough Surface Heat Transfer Measurements |
| 142. | Initialized Fractional Calculus |
| 143. | In-Plane and Interlaminar Shear Strength of a Unidirectional Hi-Nicalon Fiber-Reinforced Celsian Matrix Composite |
| 144. | Intermediate Temperature Stress Rupture of Woven SiC Fiber, BN Interphase, SiC Matrix Composites in Air |
| 145. | International Test Program for Synergistic Atomic Oxygen and VUV Exposure of Spacecraft Materials |
| 146. | Investigation of Acoustic Fields for the Cassini Spacecraft: Reverberant Versus Launch Environments |
| 147. | Investigation of Flow Separation in a Transonic-Fan Linear Cascade Using Visualization Methods |
| 148. | Investigation of Instabilities and Heat Transfer Phenomena in Supercritical Fuels at High Heat Flux and Temperatures |
| 149. | Issues and Effects of Atomic Oxygen Interactions With Silicone Contamination on Spacecraft in Low Earth Orbit |
| 150. | Laser-Induced Fluorescence Measurements and Modeling of Nitric Oxide in Couterflow Diffusion Flames |
| 151. | Launch Vehicle Performance for Bipropellant Propulsion Using Atomic Propellants With Oxygen |
| 152. | Lessons Learned During Solutions of Multidisciplinary Design Optimization Problems |
| 153. | Life Cycle Testing of BaxSr1-xTiO3 Ferroelectric Thin Films in a Tunable Microwave Device |
| 154. | Load Capacity Estimation of Foil Air Journal Bearings for Oil-Free Turbomachinery Applications |
| 155. | Local Mesh Refinement in the Space-Time CE/SE Method |
| 156. | Long Life Nickel Electrodes for Nickel-Hydrogen Cells Fiber Substrates Nickel Electrodes |
| 157. | Long Term Degradation of Resin for High Temperature Composites |
| 158. | Longitudinal-Mode Combustion Instabilities: Modeling and Experiments |
| 159. | Long-Term Durability Analysis of a 100,000+ Hr Stirling Power Convertor Heater Head |
| 160. | LSENS, The NASA Lewis Kinetics and Sensitivity Analysis Code |
| 161. | Lubrication System Failure Baseline Testing on an Aerospace Quality Gear Mesh |
| 162. | LWC and Temperature Effects on Ice Accretion Formation on Swept Wings at Glaze Ice Conditions |
| 163. | Mean Line Pump Flow Model in Rocket Engine System Simulation |
| 164. | Measurements and Modeling of Nitric Oxide Formation in Counterflow, Premixed CH4/O2/N2 Flames |
| 165. | Measurements in a Transitional Boundary Layer Under Low-Pressure Turbine Airfoil Conditions |
| 166. | Mechanical Properties of Degraded PMR-15 Resin |
| 167. | Mechanical, Chemical and Microstructural Characterization of Monazite-Coated Silicon Carbide Fibers |
| 168. | Microgravity Combustion Payload Accommodations in the International Space Station Fluids and Combustion Facility |
| 169. | Micromechanical Prediction of the Effective Behavior of Fully Coupled Electro-Magneto-Thermo-Elastic Multiphase Composites |
| 170. | Microscope-Based Fluid Physics Experiments in the Fluids and Combustion Facility on ISS |
| 171. | Mission Advantages of Constant Power, Variable Isp Electrostatic Thrusters |
| 172. | Mixing and NOx Emission Calculations of Confined Reacting Jet Flows in Cylindrical and Annular Ducts |
| 173. | Mixing of an Airblast-Atomized Fuel Spray Injected Into a Crossflow of Air |
| 174. | Modeling and Characterization of Cavity Backed Circular Aperture Antenna With Suspended Stripline Probe Feed |
| 175. | Modeling and Performance Simulation of the Mass Storage Network Environment |
| 176. | Modeling Film-Coolant Flow Characteristics at the Exit of Shower-Head Holes |
| 177. | Modeling the Environmental Effects on Carbon Fibers in a Ceramic Matrix at Oxidizing Conditions |
| 178. | Modeling the Oxidation Kinetics of Continuous Carbon Fibers in a Ceramic Matrix |
| 179. | Modeling Woven Polymer Matrix Composites With MAC/GMC |
| 180. | Models for Liquid Impact Onboard Sloshsat FLEVO |
| 181. | Monitoring Astronaut Health at the Nanoscale Cellular Level Through the Eye |
| 182. | Multi-Disciplinary Design Optimization Using WAVE |
| 183. | NASA Aviation Safety Program Aircraft Engine Health Management Data Mining Tools Roadmap |
| 184. | NASA Glenn Research Center Experience Using DOE Midwest Region Super ESPC |
| 185. | NASA Glenn Steady-State Heat Pipe Code Users Manual Version 2, DOS Input |
| 186. | NASA GRC Technology Development Project for a Stirling Radioisotope Power System |
| 187. | NASA/FAA Tailplane Icing Program: Flight Test Program |
| 188. | National Combustion Code: Parallel Implementation and Performance |
| 189. | NDE for Material Characterization in Aeronautic and Space Applications |
| 190. | NDE Methodologies for Composite Flywheels Certification |
| 191. | Nineteenth International Microgravity Measurements Group Meeting |
| 192. | Noise Reduction Potential of Large, Over-the-Wing Mounted, Advanced Turbofan Engines |
| 193. | Nonprotective Alumina Growth in Sulfur-Doped NiAl(Zr) |
| 194. | NPSS on NASA's Information Power Grid: Using CORBA and Globus to Coordinate Multidisciplinary Aeroscience Applications |
| 195. | Numerical Propulsion System Simulation (NPSS) 1999 Industry Review |
| 196. | Numerical Zooming Between a NPSS Engine System Simulation and a One-Dimensional High Compressor Analysis Code |
| 197. | On a Self-Tuning Impact Vibration Damper for Rotating Turbomachinery |
| 198. | On Flowfield Periodicity in the NASA Transonic Flutter Cascade: Part II-Numerical Study |
| 199. | On Flowfield Periodicity in the NASA Transonic Flutter Cascade, Part I-Experimental Study |
| 200. | On-Board Fiber-Optic Network Architectures for Radar and Avionics Signal Distribution |
| 201. | Optical Measurement and Visualization in High-Pressure, High-Temperature, Aviation Gas Turbine Combustors |
| 202. | Optimizing Scale Adhesion on Single Crystal Superalloys |
| 203. | Overview of In-Space Internet Node Testbed (ISINT) |
| 204. | Oxidation Behavior of GRCop-84 (Cu-8Cr-4Nb) at Intermediate and High Temperatures |
| 205. | Oxidation of Continuous Carbon Fibers Within a Silicon Carbide Matrix Under Stressed and Unstressed Conditions |
| 206. | Parallel CE/SE Computations via Domain Decomposition |
| 207. | Parametric Study of Radiator Concepts for a Stirling Radioisotope Power System Applicable to Deep Space Missions |
| 208. | Parametric Study of Reactive Melt Infiltration |
| 209. | Performance and Durability of High Temperature Foil Air Bearings for Oil-Free Turbomachinery |
| 210. | Performance of an Active Noise Control System for Fan Tones Using Vane Actuators |
| 211. | Performance of Titanium Optics on a NASA 30 cm Ion Thruster |
| 212. | Performance Optimization of a Rotor Alone Nacelle for Acoustic Fan Testing |
| 213. | Planned Axial Reorientation Investigation on Sloshsat |
| 214. | Plume and Discharge Plasma Measurements of an NSTAR-type Ion Thruster |
| 215. | Potential Application of NASA Aerospace Technology to Ground-Based Power Systems |
| 216. | Power and On-Board Propulsion System Benefit Studies at NASA GRC |
| 217. | Prediction of Sound Waves Propagating Through a Nozzle Without/With a Shock Wave Using the Space-Time CE/SE Method |
| 218. | Preparation of Ion Exchange Films for Solid-Phase Spectrophotometry and Solid-Phase Fluorometry |
| 219. | Proceedings of the Fifth Microgravity Fluid Physics and Transport Phenomena Conference |
| 220. | Processing and Properties of SiC/MoSi2-SiC Composites Fabricated by Melt Infiltration |
| 221. | Progress in Fire Detection and Suppression Technology for Future Space Missions |
| 222. | Progress in the Semantic Analysis of Scientific Code |
| 223. | Protocol Architecture Model Report |
| 224. | PSIDDIII: Post-Scan Ultrasonic Data Display System for the Windows-Based PC Including Fuzzy Logic Analysis |
| 225. | Pulsed Plasma Thruster Plume Study: Symmetry and Impact on Spacecraft Surfaces |
| 226. | Quantitative Measurements of Nitric Oxide Concentration in High-Pressure, Swirl-Stabilized Spray Flames |
| 227. | Quasi-Steady Acceleration Direction Indicator in Three Dimensions |
| 228. | Radiation Hardened, Modulator ASIC for High Data Rate Communications |
| 229. | Raman Study of Uncoated and p-BN/SiC-Coated Hi-Nicalon Fiber Reinforced Celsian Matrix Composites: Part 2: Residual Stress in the Fibers |
| 230. | Raman Study of Uncoated and p-BN/SiC-Coated Hi-Nicalon Fiber-Reinforced Celsian Matrix Composites Part 1: Distribution and Nanostructure of Different Phases |
| 231. | Rare Earth Optical Temperature Sensor |
| 232. | Recent Advances and Applications in Cryogenic Propellant Densification Technology |
| 233. | Recent GRC Aerospace Technologies Applicable to Terrestrial Energy Systems |
| 234. | Recommendations for Achieving Accurate Numerical Simulation of Tip Clearance Flows in Transonic Compressor Rotors |
| 235. | Reliability and Maintainability (RAM) Training |
| 236. | Remote Control and Data Acquisition: A Case Study |
| 237. | Remote Sensing of In-Flight Icing Conditions: Operational, Meteorological, and Technological Considerations |
| 238. | Research & Technology 1999 |
| 239. | Restoration of the Hypersonic Tunnel Facility at NASA Glenn Research Center, Plum Brook Station |
| 240. | R-Function Relationships for Application in the Fractional Calculus |
| 241. | Rolling Bearing Life Prediction-Past, Present, and Future |
| 242. | Rudder/Fin Seal Investigations for the X-38 Re-Entry Vehicle |
| 243. | Satellite Communications Using Commercial Protocols |
| 244. | Scenario for Hollow Cathode End-of-Life |
| 245. | Sensitivity of a Wave Structure to Initial Conditions |
| 246. | Separate Flow Nozzle Test Status Meeting |
| 247. | Si-Based Gas Sensor Development |
| 248. | Silicon Effects on Properties of Melt Infiltrated SiC/SiC Composites |
| 249. | Silicon Nitride Creep Under Various Specimen-Loading Configurations |
| 250. | Simulating Fatigue Crack Growth in Spiral Bevel Gears |
| 251. | Simulation of a Flywheel Electrical System for Aerospace Applications |
| 252. | Simulation of the Interaction Between Flywheel Energy Storage and Battery Energy Storage on the International Space Station |
| 253. | Slow Crack Growth Behavior and Life/Reliability Analysis of 96 wt % Alumina at Ambient Temperature With Various Specimen/Loading Configurations |
| 254. | SmaggIce User Guide SmaggIce Version 1.0 |
| 255. | Small Engine Technology (SET)-Task 19 Full-Scale Mixer Demonstration |
| 256. | Smart Microsystems With Photonic Element and Their Applications to Aerospace Platforms |
| 257. | Solar Power System Options for the Radiation and Technology Demonstration Spacecraft |
| 258. | Solar Powered Aircraft, Photovoltaic Array/Battery System Tabletop Demonstration Design and Operation Manual |
| 259. | Solid Lubrication Fundamentals and Applications Friction and Wear Properties of Selected Solid Lubricating Films: Case Studies |
| 260. | Solving ODE Initial Value Problems With Implicit Taylor Series Methods |
| 261. | Space Solar Power Satellite Technology Development at the Glenn Research Center-An Overview |
| 262. | Space Tribology |
| 263. | Spacecraft Impacts with Advanced Power and Electric Propulsion |
| 264. | Steady State Vacuum Ultraviolet Exposure Facility With Automated Calibration Capability |
| 265. | Subcooled Pool Boiling Heat Transfer Mechanisms in Microgravity: Terrier-Improved Orion Sounding Rocket Experiment |
| 266. | Sub-Nyquist Distortions in Sampled Data, Waveform Recording, and Video Imaging |
| 267. | Summary Report of Mission Acceleration Measurements for STS-95 |
| 268. | Suppression of Cavity-Driven Flow Separation in a Simulated Mixed Compression Inlet |
| 269. | Surface Fatigue Lives of Case-Carburized Gears With an Improved Surface Finish |
| 270. | Surface Segregation in Ternary Alloys |
| 271. | Suspended Patch Antenna Array With Electromagnetically Coupled Inverted Microstrip Feed |
| 272. | Suspended Patch Antennas With Electromagnetically Coupled Inverted Microstrip Feed for Circular Polarization |
| 273. | Suspended Rectangular/Circular Patch Antennas With Electromagnetically Coupled Inverted Microstrip Feed for Dual Polarization/Frequency |
| 274. | TAILSIM Users Guide |
| 275. | Technologies for Refueling Spacecraft On-Orbit |
| 276. | Technology Assessment of DOE's 55-We Stirling Technology Demonstrator Convertor (TDC) |
| 277. | Technology Development for a Stirling Radioisotope Power System |
| 278. | Technology Development for a Stirling Radioisotope Power System for Deep Space Missions |
| 279. | Test Section Flow Quality Surveys of the NASA Glenn Research Center Icing Research Tunnel (1994 Test) |
| 280. | Testing and Selection of Fire-Resistant Materials for Spacecraft Use |
| 281. | The Alternative Low Noise Fan |
| 282. | The Effect of Blade Count on Boundary Layer Development in a Low Pressure Turbine |
| 283. | The Effect of Boron on the Low Cycle Fatigue Behavior of Disk Alloy KM4 |
| 284. | The Effect of Sliding Speed on Film Thickness and Load Carrying Capacity of a Point Contact Under Zero Entrainment Velocity Conditions |
| 285. | The Effect of Stress and TiC Coated Balls on Lifetime of a Perfluoropolyalkylether Using a Vacuum Rolling Contact Tribometer |
| 286. | The Effect of TiC Coated Balls and Stress on the Lubricant Lifetime of a Synthetic Hydrocarbon (Pennzane 2001A) Using a Vacuum Spiral Orbit Tribometer |
| 287. | The Electric Power System of the International Space Station-A Platform for Power Technology Development |
| 288. | The Influence of Honing on the Wear of Ceramic Coated Piston Rings and Cylinder Liners |
| 289. | The NASA Aviation Safety Program: Overview |
| 290. | The NPARC Alliance Verification and Validation Archive |
| 291. | The NPARC Alliance: A Science and Technology/Test and Evaluation Partnership Example |
| 292. | The Numerical Propulsion System Simulation: An Overview |
| 293. | Thermal Conductivity of EB-PVD Thermal Barrier Coatings Evaluated by a Steady-State Laser Heat Flux Technique |
| 294. | Thermophysical and Thermomechanical Properties of Thermal Barrier Coating Systems |
| 295. | Thermophysical Properties of GRCop-84 |
| 296. | Theta-Pinch Thruster for Piloted Deep Space Exploration |
| 297. | Thin and Thick Film Materials Based Interconnection Technology for 500 °C Operation |
| 298. | Thin-Film Photovoltaic Solar Array Parametric Assessment |
| 299. | Third Computational Aeroacoustics (CAA) Workshop on Benchmark Problems |
| 300. | Trade-off Analysis Report |
| 301. | Transverse Magnetic Field Propellant Isolator |
| 302. | Two-Phase Flow in Packed Columns and Generation of Bubbly Suspensions for Chemical Processing in Space |
| 303. | Unsteady Analysis of Inlet-Compressor Acoustic Interactions Using Coupled 3-D and 1-D CFD Codes |
| 304. | Unsteady Cascade Aerodynamic Response Using a Multiphysics Simulation Code |
| 305. | Unsteady High Turbulence Effects on Turbine Blade Film Cooling Heat Transfer Performance Using a Transient Liquid Crystal Technique |
| 306. | Update on the NASA GRC Stirling Technology Development Project |
| 307. | Vibration Testing of an Operating Stirling Convertor |
| 308. | Wave Fluid Film Bearing Tests for an Aviation Gearbox |
| 309. | Wireless Telemetry for Gas-Turbine Applications |